<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<style type="text/css">
			*{
				margin: 0;
				padding: 0;
			}
			div{
				width: 200px;
				height: 200px;
			}
			
			div[id].pink{
				background: red!important;
			}
			div[id]{
				background: yellow!important;
			}
			
			#test{
				background: deeppink;
			}
			.pink.pink.pink.pink.pink.pink.pink.pink.pink.pink.pink.pink.pink.pink{
				background: pink;
			}
			
			
			
			
			
		</style>
	</head>
	<body>
		<div class="pink" id="test" style="background: black;">
			
		</div>
	</body>
</html>
